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Diffstat (limited to 'common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/PropertyAspectAdapter.java')
-rw-r--r-- | common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/PropertyAspectAdapter.java | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/PropertyAspectAdapter.java b/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/PropertyAspectAdapter.java deleted file mode 100644 index f5969076a8..0000000000 --- a/common/plugins/org.eclipse.jpt.common.utility/src/org/eclipse/jpt/common/utility/internal/model/value/PropertyAspectAdapter.java +++ /dev/null @@ -1,133 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2007, 2012 Oracle. All rights reserved. - * This program and the accompanying materials are made available under the - * terms of the Eclipse Public License v1.0, which accompanies this distribution - * and is available at http://www.eclipse.org/legal/epl-v10.html. - * - * Contributors: - * Oracle - initial API and implementation - ******************************************************************************/ -package org.eclipse.jpt.common.utility.internal.model.value; - -import java.util.Collection; -import org.eclipse.jpt.common.utility.model.Model; -import org.eclipse.jpt.common.utility.model.event.PropertyChangeEvent; -import org.eclipse.jpt.common.utility.model.listener.PropertyChangeAdapter; -import org.eclipse.jpt.common.utility.model.listener.PropertyChangeListener; -import org.eclipse.jpt.common.utility.model.value.PropertyValueModel; - -/** - * This {@link AspectPropertyValueModelAdapter} provides basic property change support. - * This converts a set of one or more standard properties into - * a single {@link #VALUE} property. - * <p> - * The typical subclass will override the following methods (see the descriptions - * in {@link AspectPropertyValueModelAdapter}):<ul> - * <li>{@link #buildValue_()} - * <li>{@link #setValue_(Object)} - * <li>{@link #buildValue()} - * <li>{@link #setValue(Object)} - * </ul> - * - * @param <S> the type of the model's subject - * @param <V> the type of the subject's property aspect - */ -public abstract class PropertyAspectAdapter<S extends Model, V> - extends AspectPropertyValueModelAdapter<S, V> -{ - /** The name of the subject's properties that we use for the value. */ - protected final String[] aspectNames; - protected static final String[] EMPTY_ASPECT_NAMES = new String[0]; - - /** A listener that listens to the appropriate properties of the subject. */ - protected final PropertyChangeListener aspectChangeListener; - - - // ********** constructors ********** - - /** - * Construct a property aspect adapter for the specified subject - * and property aspect. - */ - protected PropertyAspectAdapter(String aspectName, S subject) { - this(new String[] {aspectName}, subject); - } - - /** - * Construct a property aspect adapter for the specified subject - * and property aspects. - */ - protected PropertyAspectAdapter(String[] aspectNames, S subject) { - this(new StaticPropertyValueModel<S>(subject), aspectNames); - } - - /** - * Construct a property aspect adapter for the specified subject model - * and property aspects. - */ - protected PropertyAspectAdapter(PropertyValueModel<? extends S> subjectModel, String... aspectNames) { - super(subjectModel); - this.aspectNames = aspectNames; - this.aspectChangeListener = this.buildAspectChangeListener(); - } - - /** - * Construct a property aspect adapter for the specified subject model - * and property aspects. - */ - protected PropertyAspectAdapter(PropertyValueModel<? extends S> subjectModel, Collection<String> aspectNames) { - this(subjectModel, aspectNames.toArray(new String[aspectNames.size()])); - } - - /** - * Construct a property aspect adapter for an "unchanging" property aspect in - * the specified subject. This is useful for a property aspect that does not - * change for a particular subject; but the subject will change, resulting in - * a new property. (A {@link TransformationPropertyValueModel} could also be - * used in this situation.) - */ - protected PropertyAspectAdapter(PropertyValueModel<? extends S> subjectModel) { - this(subjectModel, EMPTY_ASPECT_NAMES); - } - - - // ********** initialization ********** - - protected PropertyChangeListener buildAspectChangeListener() { - return new AspectChangeListener(); - } - - /** - * Transform the subject's property change events into - * {@link #VALUE} property change events. - */ - protected class AspectChangeListener - extends PropertyChangeAdapter - { - @Override - public void propertyChanged(PropertyChangeEvent event) { - PropertyAspectAdapter.this.aspectChanged(event); - } - } - - - // ********** AspectAdapter implementation ********** - - @Override - protected void engageSubject_() { - for (String propertyName : this.aspectNames) { - this.subject.addPropertyChangeListener(propertyName, this.aspectChangeListener); - } - } - - @Override - protected void disengageSubject_() { - for (String propertyName : this.aspectNames) { - this.subject.removePropertyChangeListener(propertyName, this.aspectChangeListener); - } - } - - protected void aspectChanged(@SuppressWarnings("unused") PropertyChangeEvent event) { - this.aspectChanged(); - } -} |